Cost-Saving Solar Powered Power supplied by solar energy,no extra electricity cost. Adopting high-grade solar panels and built-in 600mAh Li-battery,after 6-8 hrs charging under direct sunlight,our ground light can work about 8 hrs.(NoteBefore charging,please slide the switch button to 'ON' position on the back of the solar panel.) Sensitive Light Sensor Adopting light sensor function,the 8Pcs in-built high bright LED beads will automatically turn on at dark and turn off during the day time. All-Weather Resistant Adopts high-grade ABS and stainless steel materials and IP65 waterproof design,our ground light is sturdy,durable and can work even in bad weathers,no worry about rainy or frosty days,ideal for outdoor use. Easy Installation No wire,no tools needed,just assemble two plastic stakes together,and then insert the assembled stakes into the back holes of the ground light,finally,find a proper place to insert the light into the ground. Wide Application Can be mounted on your driveway,pathway,sidewalk and other areas of your lawn,yard to help to illuminate your path,making your living environment safer while adding a beautiful scene to the night view.